X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a714f2cc13ccf01d24d8848aafc9085aef8eb6ce..5e9ecc268a45db21daf49b37edb7df76987f798b:/src/surf/surf_routing.cpp diff --git a/src/surf/surf_routing.cpp b/src/surf/surf_routing.cpp index 0d3e36c351..5e3b5ed8ae 100644 --- a/src/surf/surf_routing.cpp +++ b/src/surf/surf_routing.cpp @@ -13,7 +13,7 @@ #include "simgrid/platf_interface.h" // platform creation API internal interface #include "simgrid/sg_config.h" #include "storage_interface.hpp" - +#include "src/surf/platform.hpp" #include "surf/surfxml_parse_values.h" /************* @@ -23,8 +23,8 @@ namespace simgrid { namespace surf { -simgrid::surf::signal routingEdgeCreatedCallbacks; -simgrid::surf::signal asCreatedCallbacks; +simgrid::xbt::signal netcardCreatedCallbacks; +simgrid::xbt::signal asCreatedCallbacks; } } @@ -35,15 +35,12 @@ simgrid::surf::signal asCreatedCallbacks; */ xbt_dict_t host_list; -int SURF_HOST_LEVEL; //Surf host level int COORD_HOST_LEVEL=0; //Coordinates level -int NS3_HOST_LEVEL; //host node for ns3 int MSG_FILE_LEVEL; //Msg file level int SIMIX_STORAGE_LEVEL; //Simix storage level int MSG_STORAGE_LEVEL; //Msg storage level -int SD_STORAGE_LEVEL; //Simdag storage level xbt_lib_t as_router_lib; int ROUTING_ASR_LEVEL; //Routing level @@ -54,16 +51,16 @@ int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored static xbt_dict_t random_value = NULL; -/** @brief Retrieve a routing edge from its name +/** @brief Retrieve a netcard from its name * - * Routing edges are either host and routers, whatever + * Netcards are the thing that connect host or routers to the network */ -simgrid::surf::RoutingEdge *sg_routing_edge_by_name_or_null(const char *name) +simgrid::surf::NetCard *sg_netcard_by_name_or_null(const char *name) { sg_host_t h = sg_host_by_name(name); - simgrid::surf::RoutingEdge *net_elm = h==NULL?NULL: sg_host_edge(h); + simgrid::surf::NetCard *net_elm = h==NULL?NULL: h->pimpl_netcard; if (!net_elm) - net_elm = (simgrid::surf::RoutingEdge*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL); + net_elm = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL); return net_elm; } @@ -82,8 +79,6 @@ simgrid::surf::As* routing_get_current() return current_routing; } -// static void routing_parse_Srandom(void); /* random bypass */ - static void routing_parse_postparse(void); /* this lines are only for replace use like index in the model table */ @@ -126,149 +121,49 @@ struct s_model_type routing_models[] = { }; /** - * \brief Add a "host_link" to the network element list + * \brief Add a netcard connecting an host to the network element list + * FIXME: integrate into host constructor */ -void sg_platf_new_host_link(sg_platf_host_link_cbarg_t host) +void sg_platf_new_netcard(sg_platf_host_link_cbarg_t netcard) { - simgrid::surf::RoutingEdge *info = sg_host_edge(sg_host_by_name(host->id)); - xbt_assert(info, "Host '%s' not found!", host->id); + simgrid::surf::NetCard *info = sg_host_by_name(netcard->id)->pimpl_netcard; + xbt_assert(info, "Host '%s' not found!", netcard->id); xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] || current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI], "You have to be in model Cluster to use tag host_link!"); s_surf_parsing_link_up_down_t link_up_down; - link_up_down.link_up = Link::byName(host->link_up); - link_up_down.link_down = Link::byName(host->link_down); + link_up_down.link_up = Link::byName(netcard->link_up); + link_up_down.link_down = Link::byName(netcard->link_down); - xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up); - xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down); + xbt_assert(link_up_down.link_up, "Link '%s' not found!",netcard->link_up); + xbt_assert(link_up_down.link_down, "Link '%s' not found!",netcard->link_down); if(!current_routing->p_linkUpDownList) current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL); - // If dynar is is greater than edge id and if the host_link is already defined + // If dynar is is greater than netcard id and if the host_link is already defined if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() && xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*)) - surf_parse_error("Host_link for '%s' is already defined!",host->id); + surf_parse_error("Host_link for '%s' is already defined!",netcard->id); XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId()); xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down); } -/** - * \brief Add a "host" to the network element list - */ -simgrid::surf::RoutingEdge *routing_add_host( - simgrid::surf::As* current_routing, sg_platf_host_cbarg_t host) -{ - if (current_routing->p_hierarchy == SURF_ROUTING_NULL) - current_routing->p_hierarchy = SURF_ROUTING_BASE; - xbt_assert(!sg_host_by_name(host->id), - "Reading a host, processing unit \"%s\" already exists", host->id); - - simgrid::surf::RoutingEdge *routingEdge = - new simgrid::surf::RoutingEdgeImpl(xbt_strdup(host->id), - -1, - SURF_NETWORK_ELEMENT_HOST, - current_routing); - routingEdge->setId(current_routing->parsePU(routingEdge)); - sg_host_t h = sg_host_by_name_or_create(host->id); - sg_host_edge_set(h, routingEdge); - XBT_DEBUG("Having set name '%s' id '%d'", host->id, routingEdge->getId()); - simgrid::surf::routingEdgeCreatedCallbacks(routingEdge); - - if(mount_list){ - xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list); - mount_list = NULL; - } - - if (host->coord && strcmp(host->coord, "")) { - unsigned int cursor; - char*str; - - if (!COORD_HOST_LEVEL) - xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line"); - /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/ - xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " "); - xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL); - xbt_dynar_foreach(ctn_str,cursor, str) { - double val = atof(str); - xbt_dynar_push(ctn,&val); - } - xbt_dynar_shrink(ctn, 0); - xbt_dynar_free(&ctn_str); - h->set_facet(COORD_HOST_LEVEL, (void *) ctn); - XBT_DEBUG("Having set host coordinates for '%s'",host->id); - } - - return routingEdge; -} - -/** - * \brief Store the ASroute by calling the set_ASroute function of the current routing component - */ -static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute) -{ - /*FIXME:REMOVE:xbt_assert(current_routing->parse_ASroute, - "no defined method \"set_ASroute\" in \"%s\"", - current_routing->name);*/ - current_routing->parseASroute(ASroute); -} - void sg_platf_new_trace(sg_platf_trace_cbarg_t trace) { tmgr_trace_t tmgr_trace; if (!trace->file || strcmp(trace->file, "") != 0) { tmgr_trace = tmgr_trace_new_from_file(trace->file); - } else if (strcmp(trace->pc_data, "") == 0) { - tmgr_trace = NULL; } else { - tmgr_trace = - tmgr_trace_new_from_string(trace->id, trace->pc_data, - trace->periodicity); + xbt_assert(strcmp(trace->pc_data, ""), + "Trace '%s' must have either a content, or point to a file on disk.",trace->id); + tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity); } xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL); } -void sg_platf_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect) -{ - xbt_assert(xbt_dict_get_or_null - (traces_set_list, trace_connect->trace), - "Cannot connect trace %s to %s: trace unknown", - trace_connect->trace, - trace_connect->element); - - switch (trace_connect->kind) { - case SURF_TRACE_CONNECT_KIND_HOST_AVAIL: - xbt_dict_set(trace_connect_list_host_avail, - trace_connect->trace, - xbt_strdup(trace_connect->element), NULL); - break; - case SURF_TRACE_CONNECT_KIND_POWER: - xbt_dict_set(trace_connect_list_power, trace_connect->trace, - xbt_strdup(trace_connect->element), NULL); - break; - case SURF_TRACE_CONNECT_KIND_LINK_AVAIL: - xbt_dict_set(trace_connect_list_link_avail, - trace_connect->trace, - xbt_strdup(trace_connect->element), NULL); - break; - case SURF_TRACE_CONNECT_KIND_BANDWIDTH: - xbt_dict_set(trace_connect_list_bandwidth, - trace_connect->trace, - xbt_strdup(trace_connect->element), NULL); - break; - case SURF_TRACE_CONNECT_KIND_LATENCY: - xbt_dict_set(trace_connect_list_latency, trace_connect->trace, - xbt_strdup(trace_connect->element), NULL); - break; - default: - surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown", - trace_connect->trace, trace_connect->element); - break; - } -} - /** * \brief Make a new routing component to the platform * @@ -317,8 +212,8 @@ void routing_AS_begin(sg_platf_AS_cbarg_t AS) new_as->p_hierarchy = SURF_ROUTING_NULL; new_as->p_name = xbt_strdup(AS->id); - simgrid::surf::RoutingEdge *info = - new simgrid::surf::RoutingEdgeImpl(xbt_strdup(new_as->p_name), + simgrid::surf::NetCard *info = + new simgrid::surf::NetCardImpl(xbt_strdup(new_as->p_name), -1, SURF_NETWORK_ELEMENT_AS, current_routing); @@ -353,9 +248,9 @@ void routing_AS_begin(sg_platf_AS_cbarg_t AS) /* set the new current component of the tree */ current_routing = new_as; - current_routing->p_netElem = info; + current_routing->p_netcard = info; - simgrid::surf::routingEdgeCreatedCallbacks(info); + simgrid::surf::netcardCreatedCallbacks(info); simgrid::surf::asCreatedCallbacks(new_as); } @@ -393,7 +288,7 @@ void routing_AS_end() * Get the common father of the to processing units, and the first different * father in the chain */ -static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst, +static void elements_father(sg_netcard_t src, sg_netcard_t dst, AS_t * res_father, AS_t * res_src, AS_t * res_dst) @@ -411,8 +306,8 @@ static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst, simgrid::surf::As *father; /* (1) find the as where the src and dst are located */ - sg_routing_edge_t src_data = src; - sg_routing_edge_t dst_data = dst; + sg_netcard_t src_data = src; + sg_netcard_t dst_data = dst; src_as = src_data->getRcComponent(); dst_as = dst_data->getRcComponent(); #ifndef NDEBUG @@ -469,7 +364,7 @@ static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst, * recursively through the ASes tree. */ static void _get_route_and_latency( - simgrid::surf::RoutingEdge *src, simgrid::surf::RoutingEdge *dst, + simgrid::surf::NetCard *src, simgrid::surf::NetCard *dst, xbt_dynar_t * links, double *latency) { s_sg_platf_route_cbarg_t route = SG_PLATF_ROUTE_INITIALIZER; @@ -509,17 +404,17 @@ static void _get_route_and_latency( route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL); // Find the net_card corresponding to father - simgrid::surf::RoutingEdge *src_father_net_elm = src_father->p_netElem; - simgrid::surf::RoutingEdge *dst_father_net_elm = dst_father->p_netElem; + simgrid::surf::NetCard *src_father_netcard = src_father->p_netcard; + simgrid::surf::NetCard *dst_father_netcard = dst_father->p_netcard; - common_father->getRouteAndLatency(src_father_net_elm, dst_father_net_elm, + common_father->getRouteAndLatency(src_father_netcard, dst_father_netcard, &route, latency); xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL), "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName()); - sg_routing_edge_t src_gateway_net_elm = route.gw_src; - sg_routing_edge_t dst_gateway_net_elm = route.gw_dst; + sg_netcard_t src_gateway_net_elm = route.gw_src; + sg_netcard_t dst_gateway_net_elm = route.gw_dst; /* If source gateway is not our source, we have to recursively find our way up to this point */ if (src != src_gateway_net_elm) @@ -530,15 +425,14 @@ static void _get_route_and_latency( if (dst_gateway_net_elm != dst) _get_route_and_latency(dst_gateway_net_elm, dst, links, latency); - // if vivaldi latency+=vivaldi(src_gateway,dst_gateway) } AS_t surf_platf_get_root(routing_platf_t platf){ return platf->p_root; } -e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t edge){ - return edge->getRcType(); +e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_netcard_t netcard){ + return netcard->getRcType(); } namespace simgrid { @@ -556,14 +450,12 @@ namespace surf { * \pre route!=NULL * * walk through the routing components tree and find a route between hosts - * by calling the differents "get_route" functions in each routing component. + * by calling each "get_route" function in each routing component. */ -void RoutingPlatf::getRouteAndLatency( - simgrid::surf::RoutingEdge *src, simgrid::surf::RoutingEdge *dst, - xbt_dynar_t* route, double *latency) +void RoutingPlatf::getRouteAndLatency(NetCard *src, NetCard *dst, xbt_dynar_t* route, double *latency) { - XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName()); - if (!*route) { + XBT_DEBUG("getRouteAndLatency from %s to %s", src->getName(), dst->getName()); + if (NULL == *route) { xbt_dynar_reset(routing_platf->p_lastRoute); *route = routing_platf->p_lastRoute; } @@ -604,7 +496,7 @@ xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(As *rc) e_surf_network_element_type_t routing_get_network_element_type(const char *name) { - simgrid::surf::RoutingEdge *rc = sg_routing_edge_by_name_or_null(name); + simgrid::surf::NetCard *rc = sg_netcard_by_name_or_null(name); if (rc) return rc->getRcType(); @@ -711,14 +603,14 @@ void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet) } s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER; memset(&host, 0, sizeof(host)); - host.initial_state = SURF_RESOURCE_ON; + host.initiallyOn = 1; host.pstate = 0; host.speed_scale = 1.0; host.core_amount = 1; s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER; memset(&link, 0, sizeof(link)); - link.state = SURF_RESOURCE_ON; + link.initiallyOn = 1; link.policy = SURF_LINK_FULLDUPLEX; link.latency = cabinet->lat; link.bandwidth = cabinet->bw; @@ -742,7 +634,7 @@ void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet) host_link.id = host_id; host_link.link_up = link_up; host_link.link_down = link_down; - sg_platf_new_host_link(&host_link); + sg_platf_new_netcard(&host_link); free(host_id); free(link_id); @@ -850,13 +742,13 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) memset(&host, 0, sizeof(host)); host.id = host_id; if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) { - xbt_dict_cursor_t cursor=NULL; - char *key,*data; - host.properties = xbt_dict_new(); + xbt_dict_cursor_t cursor=NULL; + char *key,*data; + host.properties = xbt_dict_new(); - xbt_dict_foreach(cluster->properties,cursor,key,data) { - xbt_dict_set(host.properties, key, xbt_strdup(data),free); - } + xbt_dict_foreach(cluster->properties,cursor,key,data) { + xbt_dict_set(host.properties, key, xbt_strdup(data),free); + } } if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) { xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL); @@ -884,7 +776,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) //host.power_peak = cluster->power; host.speed_scale = 1.0; host.core_amount = cluster->core_amount; - host.initial_state = SURF_RESOURCE_ON; + host.initiallyOn = 1; host.coord = ""; sg_platf_new_host(&host); xbt_dynar_free(&host.speed_peak); @@ -913,7 +805,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) link.id = tmp_link; link.bandwidth = cluster->loopback_bw; link.latency = cluster->loopback_lat; - link.state = SURF_RESOURCE_ON; + link.initiallyOn = 1; link.policy = SURF_LINK_FATPIPE; sg_platf_new_link(&link); info_loop.link_up = Link::byName(tmp_link); @@ -934,7 +826,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) link.id = tmp_link; link.bandwidth = cluster->limiter_link; link.latency = 0; - link.state = SURF_RESOURCE_ON; + link.initiallyOn = 1; link.policy = SURF_LINK_SHARED; sg_platf_new_link(&link); info_lim.link_up = Link::byName(tmp_link); @@ -954,7 +846,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) } else { static_cast(current_routing)->create_links_for_node(cluster, i, rankId, rankId* - static_cast(current_routing)->p_nb_links_per_node + static_cast(current_routing)->p_nb_links_per_node + static_cast(current_routing)->p_has_loopback + static_cast(current_routing)->p_has_limiter ); } @@ -985,7 +877,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix); sg_platf_new_router(&router); - ((AsCluster*)current_routing)->p_router = (simgrid::surf::RoutingEdge*) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL); + ((AsCluster*)current_routing)->p_router = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL); free(newid); //Make the backbone @@ -998,7 +890,7 @@ void routing_new_cluster(sg_platf_cluster_cbarg_t cluster) link.id = link_backbone; link.bandwidth = cluster->bb_bw; link.latency = cluster->bb_lat; - link.state = SURF_RESOURCE_ON; + link.initiallyOn = 1; link.policy = cluster->bb_sharing_policy; sg_platf_new_link(&link); @@ -1020,7 +912,7 @@ static void routing_parse_postparse(void) { void sg_platf_new_peer(sg_platf_peer_cbarg_t peer) { - using simgrid::surf::RoutingEdge; + using simgrid::surf::NetCard; using simgrid::surf::AsCluster; char *host_id = NULL; @@ -1043,7 +935,7 @@ void sg_platf_new_peer(sg_platf_peer_cbarg_t peer) XBT_DEBUG("", host_id, peer->speed); s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER; memset(&host, 0, sizeof(host)); - host.initial_state = SURF_RESOURCE_ON; + host.initiallyOn = 1; host.id = host_id; host.speed_peak = xbt_dynar_new(sizeof(double), NULL); @@ -1059,7 +951,7 @@ void sg_platf_new_peer(sg_platf_peer_cbarg_t peer) s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER; memset(&link, 0, sizeof(link)); - link.state = SURF_RESOURCE_ON; + link.initiallyOn = 1; link.policy = SURF_LINK_SHARED; link.latency = peer->lat; @@ -1083,7 +975,7 @@ void sg_platf_new_peer(sg_platf_peer_cbarg_t peer) host_link.id = host_id; host_link.link_up = link_up; host_link.link_down = link_down; - sg_platf_new_host_link(&host_link); + sg_platf_new_netcard(&host_link); XBT_DEBUG("", router_id); s_sg_platf_router_cbarg_t router = SG_PLATF_ROUTER_INITIALIZER; @@ -1091,7 +983,7 @@ void sg_platf_new_peer(sg_platf_peer_cbarg_t peer) router.id = router_id; router.coord = peer->coord; sg_platf_new_router(&router); - static_cast(current_routing)->p_router = static_cast(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL)); + static_cast(current_routing)->p_router = static_cast(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL)); XBT_DEBUG(""); sg_platf_new_AS_end(); @@ -1230,21 +1122,21 @@ static void check_disk_attachment() xbt_lib_cursor_t cursor; char *key; void **data; - simgrid::surf::RoutingEdge *host_elm; + simgrid::surf::NetCard *host_elm; xbt_lib_foreach(storage_lib, cursor, key, data) { if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) { - simgrid::surf::Storage *storage = static_cast(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL)); - host_elm = sg_routing_edge_by_name_or_null(storage->p_attach); - if(!host_elm) - surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach); + simgrid::surf::Storage *storage = static_cast(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL)); + host_elm = sg_netcard_by_name_or_null(storage->p_attach); + if(!host_elm) + surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach); } } } void routing_register_callbacks() { - sg_platf_postparse_add_cb(routing_parse_postparse); - sg_platf_postparse_add_cb(check_disk_attachment); + simgrid::surf::on_postparse.connect(routing_parse_postparse); + simgrid::surf::on_postparse.connect(check_disk_attachment); instr_routing_define_callbacks(); } @@ -1279,8 +1171,8 @@ namespace surf { RoutingPlatf::~RoutingPlatf() { - xbt_dynar_free(&p_lastRoute); - finalize_rec(p_root); + xbt_dynar_free(&p_lastRoute); + finalize_rec(p_root); } } @@ -1338,9 +1230,9 @@ xbt_dynar_t surf_AS_get_hosts(simgrid::surf::As *as) int count = xbt_dynar_length(elms); xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t), NULL); for (int index = 0; index < count; index++) { - sg_routing_edge_t relm = - xbt_dynar_get_as(elms, index, simgrid::surf::RoutingEdge*); - sg_host_t delm = simgrid::Host::by_name_or_null(relm->getName()); + sg_netcard_t relm = + xbt_dynar_get_as(elms, index, simgrid::surf::NetCard*); + sg_host_t delm = simgrid::s4u::Host::by_name_or_null(relm->getName()); if (delm!=NULL) { xbt_dynar_push(res, &delm); }